Dremel 402 Mandrel :

Mandrels are used to mount different accessories, like felt polishing wheels or cut-off wheels.  

Fetaures :

A shank with a screw-like head used primarily to hold polishing bits and accessories. 

Used primarily with polishing bits and accessories including the 414, 422 and 429 Dremel accessories.  

User Tips Simply screw a polishing wheel or tip onto the mandrel's threaded head.

For best results, insert the accessory bit all the way into the tool and then back it out slightly before tightening down.

This provides plenty of shank for the collet or chuck to hold onto the bit.   

Specifications :

Shank diameter : 3.2 mm

Maximum Speed : 35000 rpm

Quantity : 4

Part Number: 2615040232